The Minecraft streamer and content producer Technoblade passed away at the age of 23 from the disease.
Techoblade's father shared a statement from his son confirming the streamer's passing in a YouTube video titled "so long geeks."
Approx. 8 hours before he passed away, Technoblade composed final letter to his admirers, according to his father.
He made an impassioned remark, saying, "I don't think he stated everything he wanted to say but I think he nailed the major themes."
He replied, movingly, "I don't think he got everything he wanted to say, but I think he got the major themes.
He was the most extraordinary child anyone could ever hope to have. I long for Technoblade.
"I want to thank you guys for everything. You had a big impact on him.
If fans want to continue to support Techno and his channel, his merchandise store is currently maintained by his family.
However, he went to the hospital after a few days because he saw his shoulder was swollen and believed he had broken a bone.
In his most recent video, he said, "They did a couple of scans and told me the reason my arm hurts is because I have cancer."